FR2728629B1 - PUMPING SYSTEM HAVING A PUMP MEMBRANE AND TWO STOP VALVES, OF A FUEL VAPOR RETENTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE - Google Patents

PUMPING SYSTEM HAVING A PUMP MEMBRANE AND TWO STOP VALVES, OF A FUEL VAPOR RETENTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE

Info

Publication number
FR2728629B1
FR2728629B1 FR9515064A FR9515064A FR2728629B1 FR 2728629 B1 FR2728629 B1 FR 2728629B1 FR 9515064 A FR9515064 A FR 9515064A FR 9515064 A FR9515064 A FR 9515064A FR 2728629 B1 FR2728629 B1 FR 2728629B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
fuel vapor
stop valves
pump membrane
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9515064A
Other languages
French (fr)
Other versions
FR2728629A1 (en
Inventor
Wolfgang Schulz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2728629A1 publication Critical patent/FR2728629A1/en
Application granted granted Critical
Publication of FR2728629B1 publication Critical patent/FR2728629B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/04—Feeding by means of driven pumps
    • F02M37/046—Arrangements for driving diaphragm-type pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F04B53/1037—Flap valves
    • F04B53/1047—Flap valves the valve being formed by one or more flexible elements
    • F04B53/106—Flap valves the valve being formed by one or more flexible elements the valve being a membrane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/1402—Check valves with flexible valve members having an integral flexible member cooperating with a plurality of seating surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7838—Plural
    • Y10T137/7843—Integral resilient member forms plural valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Reciprocating Pumps (AREA)
  • Fluid-Driven Valves (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Magnetically Actuated Valves (AREA)
FR9515064A 1994-12-23 1995-12-19 PUMPING SYSTEM HAVING A PUMP MEMBRANE AND TWO STOP VALVES, OF A FUEL VAPOR RETENTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE Expired - Fee Related FR2728629B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4446170A DE4446170A1 (en) 1994-12-23 1994-12-23 Pump locking valve arrangement for IC engine fuel evaporation prevention system

Publications (2)

Publication Number Publication Date
FR2728629A1 FR2728629A1 (en) 1996-06-28
FR2728629B1 true FR2728629B1 (en) 1998-05-15

Family

ID=6536832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9515064A Expired - Fee Related FR2728629B1 (en) 1994-12-23 1995-12-19 PUMPING SYSTEM HAVING A PUMP MEMBRANE AND TWO STOP VALVES, OF A FUEL VAPOR RETENTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE

Country Status (7)

Country Link
US (1) US5697770A (en)
JP (1) JPH08219027A (en)
KR (1) KR960023795A (en)
CN (1) CN1135577A (en)
DE (1) DE4446170A1 (en)
FR (1) FR2728629B1 (en)
IT (1) IT1277062B1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997030283A1 (en) * 1996-02-14 1997-08-21 Mikuni Adec Corporation Diaphragm-holding synthetic resin assembly
IL123227A0 (en) * 1998-02-08 1998-09-24 3By Ltd Check valve
JP2001317655A (en) * 2000-05-08 2001-11-16 Smc Corp Cylinder operation type composition valve
DE10216220B4 (en) * 2002-04-08 2005-04-21 J. Schmalz Gmbh Vacuum valve
GB0424660D0 (en) * 2004-11-08 2004-12-08 Randox Lab Ltd Reagent holding bag
US7497230B1 (en) * 2005-01-21 2009-03-03 Fleetguard, Inc Priming pump with reed valve
CN101377192B (en) * 2007-08-30 2012-06-13 研能科技股份有限公司 Fluid delivery device
CN101463808B (en) * 2007-12-21 2010-12-08 研能科技股份有限公司 Fluid delivery device
DE102012202103A1 (en) 2012-02-13 2013-08-14 Robert Bosch Gmbh Pressure compensation element with a membrane, housing, battery cell module and motor vehicle
DE102013218911A1 (en) * 2013-09-20 2015-03-26 Robert Bosch Gmbh Valve with pressure compensation function, battery with such a valve and vehicle with such a battery
DE102014210231A1 (en) * 2014-05-28 2015-12-03 Robert Bosch Gmbh Pressure compensation element with a membrane, housing, battery cell module and motor vehicle
US10473224B2 (en) * 2015-03-25 2019-11-12 Tacmina Corporation Check valve and valve body
US20190112959A1 (en) * 2017-10-12 2019-04-18 Zhejiang Fai Electronics Co., Ltd. Pulse-coupled pump
JP6963458B2 (en) * 2017-10-20 2021-11-10 株式会社ミクニ Valve device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2529204A (en) * 1946-06-07 1950-11-07 Ranst Van Fuel pump
US2980032A (en) * 1959-02-27 1961-04-18 Brown Engine Products Inc Fuel pump
US3058140A (en) * 1960-06-10 1962-10-16 Vdo Schindling Manually operated collapsible wall pump for window-washers in automotive vehicles
US4181477A (en) * 1978-03-02 1980-01-01 Pace Incorporated Pump valve
JPS57131877A (en) * 1981-02-05 1982-08-14 Matsushita Electric Ind Co Ltd Pumping device
US4573888A (en) * 1983-09-09 1986-03-04 Aspen Laboratories, Inc. Fluid pump
US4545735A (en) * 1984-08-17 1985-10-08 Uniroyal, Ltd. Diaphragm pump having a valve sheet with inlet and outlet flaps and having antisiphoning capability during pump shutdown
US4646781A (en) * 1985-05-07 1987-03-03 Pacesetter Infusion, Ltd. Diaphragm valve for medication infusion pump
US4712583A (en) * 1986-05-27 1987-12-15 Pacesetter Infusion, Ltd. Precision passive flat-top valve for medication infusion system
DE8702221U1 (en) * 1987-02-13 1987-04-09 Becker, Erich, 7812 Bad Krozingen, De
DE8901872U1 (en) * 1989-02-17 1990-06-21 Knf Neuberger Gmbh, 7800 Freiburg, De
US5383437A (en) * 1992-12-23 1995-01-24 Siemens Automotive Limited Integrity confirmation of evaporative emission control system against leakage

Also Published As

Publication number Publication date
CN1135577A (en) 1996-11-13
ITMI952598A1 (en) 1997-06-12
US5697770A (en) 1997-12-16
IT1277062B1 (en) 1997-11-04
ITMI952598A0 (en) 1995-12-12
KR960023795A (en) 1996-07-20
FR2728629A1 (en) 1996-06-28
DE4446170A1 (en) 1996-06-27
JPH08219027A (en) 1996-08-27

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Legal Events

Date Code Title Description
ST Notification of lapse